Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Jenkins JIRA by Christoph Vogtländer, 1 year ago
This exception has no message.
via Jenkins JIRA by Christoph Vogtländer, 2 years ago
This exception has no message.
java.lang.NullPointerException: 	at hudson.plugins.buildblocker.BlockingJobsMonitor.getBlockingJob(BlockingJobsMonitor.java:85)	at hudson.plugins.buildblocker.BuildBlockerQueueTaskDispatcher.canRun(BuildBlockerQueueTaskDispatcher.java:80)	at hudson.model.Queue.isBuildBlocked(Queue.java:1110)	at hudson.model.Queue.maintain(Queue.java:1320)	at hudson.model.Queue$MaintainTask.doRun(Queue.java:2450)	at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:51)	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)	at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)	at java.util.concurrent.FutureTask.runAndReset(Unknown Source)	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(Unknown Source)	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)	at java.lang.Thread.run(Unknown Source)